KR960704122A - A SHORT DWELL COATER APPARATUS - Google Patents

A SHORT DWELL COATER APPARATUS Download PDF

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Publication number
KR960704122A
KR960704122A KR1019960700247A KR19960700247A KR960704122A KR 960704122 A KR960704122 A KR 960704122A KR 1019960700247 A KR1019960700247 A KR 1019960700247A KR 19960700247 A KR19960700247 A KR 19960700247A KR 960704122 A KR960704122 A KR 960704122A
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KR
South Korea
Prior art keywords
coating
web
pipe
coating material
section
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Application number
KR1019960700247A
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Korean (ko)
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KR100291959B1 (en
Inventor
에이치. 부스커 리로이
Original Assignee
레이몬드 더블유. 캠벨
벨로이트 테크놀로지스, 인코오포레이티드
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Publication of KR960704122A publication Critical patent/KR960704122A/en
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Publication of KR100291959B1 publication Critical patent/KR100291959B1/en

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/0005—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating
    • D21H5/0012—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by bringing paper into contact with an excess of fluids, the paper carrying away only a part of the fluid material, e.g. by passing through liquids, gases or vapours
    • D21H5/0015—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by bringing paper into contact with an excess of fluids, the paper carrying away only a part of the fluid material, e.g. by passing through liquids, gases or vapours only one side of the paper being in contact with the treating medium, e.g. paper carried by support
    • D21H5/0017—Trailing blade coaters, e.g. blade engaging paper and forming bottom wall of reservoir
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C3/00—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material
    • B05C3/18—Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material only one side of the work coming into contact with the liquid or other fluent material
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/32—Addition to the formed paper by contacting paper with an excess of material, e.g. from a reservoir or in a manner necessitating removal of applied excess material from the paper
    • D21H23/34—Knife or blade type coaters
    • D21H23/38—Knife or blade type coaters the fluid material being applied with a special device, e.g. with a roll in a flooded-nip inverted blade coater
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/04—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with blades

Landscapes

  • Coating Apparatus (AREA)

Abstract

본 발명은 백킹 부재(12)로 지지된 웨브(W)에 코팅물질을 코팅하는 체류시간이 짧은 코팅장치(10)에 관한 것이다. 상기 장치(10)는 상 · 하류 단부(18)(20)를 갖는 코팅 구간(16)을 형성하는 하우징(14)을 포함한다. 상기 코팅 구간(16)은 웨브(W)를 가로지르는 기계 횡방향으로 연장하며 코팅물질(22)의 공급원과 연결됨으로써 상기 코팅물질은 웨브(W)가 이동하여 코팅 구간(16)을 통과하는 동안에 웨브(W)에 코팅된다. 연장형 파이프(24)는 코팅 구간(16)내에 배치되며 그 구간(16)을 가로지르는 기계 횡방향(CD)으로 연장한다 상기 파이프(24)는 코팅물질을 통과시키기 위한 개구(26)를 적어도 하나 이상 형성한다. 상기 파이프(24)는 코팅물질(22)의 공급원과 연결됨으로써 코팅물질(22)은 상기 파이프(24) 및 개구 수단(26)을 통해서 이동되어 코팅 구간(16)으로 공급된다. 날개(30)는 파이프(24)에 견고하게 고정되며 파이프(24)에서 멀어지는 웨브(W)쪽의 기계 방향(MD)으로 연장하기 때문에 개구 수단(26)을 통해 공급된 코팅물질(22)은 상기 코팅 구간(16)에 동반된 공기 소용돌이를 감소시키기 위해 상기 날개(30)와 웨브(W) 사이에 유체역학적 웨지(32)를 발생시킨다. 측정 블레이드(34)는 코팅된 웨브(W)에서 과다 코팅 정도를 측정하기 위해 코팅 구간(16)의 하류 단부(20)에 인접하게 배치된다.The present invention relates to a coating device 10 having a short residence time for coating a coating material on a web (W) supported by the backing member (12). The device 10 includes a housing 14 which forms a coating section 16 having upstream and downstream ends 18, 20. The coating section 16 extends in the machine transverse direction across the web W and is connected to a source of coating material 22 so that the coating material can be moved while the web W moves and passes through the coating section 16. Coated on the web (W). An elongated pipe 24 is disposed in the coating section 16 and extends in the machine transverse direction CD across the section 16. The pipe 24 has at least an opening 26 for passing the coating material therethrough. Form one or more. The pipe 24 is connected to a source of coating material 22 such that the coating material 22 is moved through the pipe 24 and the opening means 26 and supplied to the coating section 16. Since the vanes 30 are firmly fixed to the pipe 24 and extend in the machine direction MD towards the web W away from the pipe 24, the coating material 22 supplied through the opening means 26 is Hydrodynamic wedges 32 are generated between the vanes 30 and the web W to reduce the air vortex entrained in the coating section 16. The measuring blade 34 is arranged adjacent to the downstream end 20 of the coating section 16 for measuring the degree of overcoating in the coated web W.

(선택도면 : 제 1도)(Selective drawing: first drawing)

Description

체류시간이 짧은 코팅 장치(A SHORT DWELL COATER APPARATUS)A SHORT DWELL COATER APPARATUS

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 백킹 부재로 지지되는 웨브에 코팅물질을 코팅하기 위한 본 발명에 따른 체류시간이 짧은 코팅 장치를 도시한 측면사시도,1 is a side perspective view showing a coating device having a short residence time according to the present invention for coating a coating material on a web supported by a backing member;

제2도는 제1도의 선 2-2를 따라 취한 연장형 파이프와 날개를 도시한 확대단면도,FIG. 2 is an enlarged cross-sectional view showing the extended pipe and the wings taken along line 2-2 of FIG.

제2A도는 제2도에 도시된 것과 유사하지만, 본 발명의 다른 실시예를 도시한 도면.Figure 2A is similar to that shown in Figure 2, but showing another embodiment of the present invention.

Claims (9)

백킹 부재(12)로 지지된 웨브(W)에 코팅물질을 코팅하기 위한 체류시간이 짧은 코팅 장치(10)로서, 상 ·하류 단부(18)(20)를 구비하여 기계의 횡방향(CD)으로 연장하고 코팅물질(22)의 공급원과 연결되는 코팅 구간(16)으로서, 웨브(W)가 상기 코팅 구간(16)을 지나쳐 이동하는 동안에 상기 코팅물질(22)이 상기 웨브(W)에 코팅되는 코팅 구간(16)을 형성하는 하우징(14)과. 코팅물질(22)이 통과할 수 있는 통로로 사용되는 개구 수단(26)을 형성하고 그리고 상기 코팅물질(22)의 공급원과 연결됨으로써 상기 코팅물질(22)이 파이프(24)와 상기 개구 수단(26)을 통해 이동하여 상기 코팅 구간(16)으로 공급되는 통로 수단으로 작용하고 상기 코팅 구간(16)내에 배치되어 기계의 횡방향(CD)으로 연장하는 연장형 파이프(24)와, 상기 파이프(24)에 견고하게 고정되어 상기 파이프(24)에서 상기 웨브(W)쪽으로 멀어지는 기계 방향(MD)으로 연장함으로써 상기 개구 수단(26)을 통해 공급되는 코팅물질(22)이 날개(30)와 웨브(W) 사이에서 유체역학적 웨지(32)를 이루며 공급되는 것에 의해 상기 코팅 구간(16)내에 동반된 공기 소용돌이를 감소시키는 날개(30)와. 코팅물질이 웨브(W)에 초과 코팅된 정도를 측정하기 위해 상기 코팅 구간(16)의 하류 단부(20)에 인접하게 배치되는 측정 블레이드(34)를 포함하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).A coating device 10 having a short residence time for coating a coating material on a web W supported by the backing member 12, having upstream and downstream ends 18, 20 and having a transverse direction (CD) of the machine. A coating section 16 extending into and connecting with a source of coating material 22, wherein the coating material 22 coats the web W while the web W moves past the coating section 16. And a housing 14 forming a coating section 16. Forming an opening means 26 used as a passage through which the coating material 22 can pass and being connected to a source of the coating material 22 so that the coating material 22 is connected to the pipe 24 and the opening means ( An elongated pipe 24 which acts as a passage means which is supplied through the coating section 16 to the coating section 16 and extends in the coating section 16 and extends in the transverse direction (CD) of the machine; The coating material 22 supplied through the opening means 26 is secured to the blade 24 and extends in the machine direction MD away from the pipe 24 toward the web W so that the wing 30 and the web A wing (30) which reduces the air vortex entrained in the coating section (16) by being supplied in a hydrodynamic wedge (32) between (W). Short dwell coating, characterized in that it comprises a measuring blade 34 disposed adjacent the downstream end 20 of the coating section 16 to measure the degree of overcoating of the coating material on the web W. Device 10. 제1항에 있어서, 상기 하우징(14)은 상기 코팅물질의 초과분을 배출시키는 배출구(36)를 추가로 형성하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).The coating apparatus (10) according to claim 1, wherein the housing (14) further defines an outlet (36) for discharging excess of the coating material. 제1항에 있어서, 상기 하우징(14)은 하우징(14)의 상류 단부(18)와 웨브(W) 사이에 배수로(40)를 추가로 형성함으로써 상기 코팅 구간내의 코팅물질 부분은 상기 코팅 구간(16)에서 상기 배수로(40)를 통해 흐를 수 있는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).4. The housing 14 further comprises a drainage passage 40 formed between the upstream end 18 of the housing 14 and the web W so that a portion of the coating material within the coating section is formed by the coating section. Short coating device (10) characterized in that it can flow through the drain (40) in 16). 제1항에 있어서, 상기 연장형 파이프(24)는 상기 코팅물질(22)의 공급원과 연결되는 제1단부와, 제2단부(44)(46)를 포함하고. 상기 파이프(24)의 제1, 제2단부(44)(46)는 상기 하우징(14)에 대해 회전 가능하게 공동 작용하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).2. The elongated pipe (24) according to claim 1, wherein the elongated pipe (24) comprises a first end and a second end (44) (46) connected with a source of coating material (22). A coating device (10) with a short residence time, characterized in that the first and second ends (44) (46) of the pipe (24) cooperate rotatably with respect to the housing (14). 제4항에 있어서, 상기 연장형 파이프(24)는 회전시 날개(30)와 웨브(W)간의 각도가 변화되는 배열을 이루도록 상기 파이프(24)를 상기 하우징(14)에 대해 회전시킴으로써 웨브(W)에 대한 날개(30)와 위치를 변화시키는 수단(52)을 포함하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).5. The elongated pipe (24) according to claim 4, wherein the elongated pipe (24) rotates the pipe (24) with respect to the housing (14) to form an arrangement in which the angle between the vanes (30) and the web (W) changes. Short coating device (10), characterized in that it comprises a wing (30) relative to W) and a means (52) for changing the position. 제4항에 있어서 상기 개구 수단(26)은 상기 파이프(24)의 제1, 제2단부(44)(46) 사이에서 기계의 횡방향(CD)으로 연장하는 연장형 슬롯(26)이며 상기 슬롯(26)은 웨브(W)쪽을 향하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).5. The opening means (26) according to claim 4, wherein the opening means (26) is an elongated slot (26) extending between the first and second ends (44) and (46) of the pipe (24) in the transverse direction (CD) of the machine. Short coating device (10) characterized in that the slot 26 is directed toward the web (W). 제4항에 있어서, 상기 개구 수단(26A)은 상기 파이프(24)의 제7, 제2단부(44)(46) 사이에 배치되어 열을 이루고 웨브(W)쪽을 향하는 다수의 구멍(60)(61)(62)을 포함하는 것을 특징으로 하는 체류시간이 짧은 코팅 장치(10).5. A plurality of holes (60) according to claim 4, wherein said opening means (26A) is arranged between the seventh and second ends (44) (46) of said pipe (24) to form a row and to face the web (W). Short coating device (10) characterized in that it comprises a (61) (62). 제1항에 있어서, 상기 날개(30)는 상기 파이프(24)에 견고하게 고정되는 상류 종단부(64)와 상기 웨브(W)에 인접하게 배치되는 하류 종단부(66)를 구비하는 배열을 이룸으로써 상기 개구 수단을 통해 흐르는 코팅물질(22)이 상기 날개(30)의 상류 종단부(64)에서 상기 하류 종단부(66)쪽으로 이동하며, 그리고 상기 코팅물질(22)이 상기 날개(30)에 의해 상기 웨브(W)로 가압되는 것에 의해 상기 날개(30)는 상기 웨브(W)와의 사이에서 코팅물질(22)의 유체역학적 웨지(32)를 발생시키는 배열을 이룸으로써 상기 코팅 구간(16)의 상류 단부(18)를 지나 공기가 통과되는 것에 의해 상기 코팅 구간(16)내에 동반되는 어떤 공기 소용돌이도 상기 날개(30)에 의해 평탄화되고 억제되어 최종 코팅된 웨브(W)에 줄무늬가 생기는 것이 감소되는 것을 특징으로 하는 체류시간이 짧은 코팅장치(10).2. An arrangement as set forth in claim 1 wherein the vanes (30) have an arrangement having an upstream end portion (64) rigidly fixed to the pipe (24) and a downstream end portion (66) disposed adjacent the web (W). In this way, the coating material 22 flowing through the opening means moves from the upstream end 64 of the wing 30 toward the downstream end 66, and the coating material 22 moves on the wing 30. By pressing into the web (W) by the wing 30 is arranged to generate a hydrodynamic wedge 32 of the coating material 22 between the web (W) and the coating section ( Any air vortices entrained in the coating section 16 by passing air through the upstream end 18 of 16 are flattened and suppressed by the vanes 30 such that streaks are applied to the final coated web W. Short dwell coatings, characterized by reduced production Device 10. 제1항에 있어서, 상기 파이프(24)와 웨브(W) 사이의 간격을 제어 가능하게 조절하기 위해 상기 하우징(14)과 상기 파이프(24) 사이에 배치되는 조절 수단(68)을 추가로 포함하는 것을 특징으로 하는 체류시간이 짧은 코팅장치(10).The apparatus of claim 1 further comprising an adjusting means (68) disposed between the housing (14) and the pipe (24) for controllably adjusting the spacing between the pipe (24) and the web (W). Short coating device characterized in that the residence time 10. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019960700247A 1993-08-24 1994-07-12 Short dwell coating device KR100291959B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/111,368 US5538557A (en) 1993-08-24 1993-08-24 Short dwell coater apparatus
US8/111368 1993-08-24
US08/111368 1993-08-24
PCT/US1994/007712 WO1995006164A1 (en) 1993-08-24 1994-07-12 A short dwell coater apparatus

Publications (2)

Publication Number Publication Date
KR960704122A true KR960704122A (en) 1996-08-31
KR100291959B1 KR100291959B1 (en) 2001-06-01

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Application Number Title Priority Date Filing Date
KR1019960700247A KR100291959B1 (en) 1993-08-24 1994-07-12 Short dwell coating device

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Country Link
US (1) US5538557A (en)
EP (1) EP0715667B1 (en)
JP (1) JP2726871B2 (en)
KR (1) KR100291959B1 (en)
BR (1) BR9407449A (en)
CA (1) CA2168365C (en)
DE (1) DE69405573T2 (en)
FI (1) FI108242B (en)
WO (1) WO1995006164A1 (en)

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FI121968B (en) * 2000-02-15 2011-06-30 Metso Paper Inc Apparatus for controlling curling of paper or cardboard
DE202008016098U1 (en) 2008-12-05 2009-03-05 Herbert Olbrich Gmbh & Co. Kg Apparatus for coating web-like materials

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GB1562740A (en) * 1976-06-29 1980-03-12 Mo Avtomobilnyj Zavod Im I A L Piston/cylinder unit including means for adjusting the effective piston strokes
DE3338095A1 (en) * 1983-10-20 1985-05-09 J.M. Voith Gmbh, 7920 Heidenheim PAINTING DEVICE
DE3438380A1 (en) * 1984-10-19 1986-04-24 J.M. Voith Gmbh, 7920 Heidenheim COATING DEVICE FOR COATING RUNNING PRODUCTS
DE3616645A1 (en) * 1986-05-16 1987-11-19 Voith Gmbh J M PAINTING DEVICE
DE3700569C2 (en) * 1987-01-10 1996-07-11 Voith Gmbh J M Coating device
DE3709295A1 (en) * 1987-03-24 1988-10-13 Jagenberg Ag DEVICE FOR COATING A MATERIAL RAIL
US5010840A (en) * 1989-10-30 1991-04-30 Beloit Corporation Short dwell coater apparatus
US5133996A (en) * 1991-10-29 1992-07-28 Beloit Corporation Method and apparatus for coating a web

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FI960837A0 (en) 1996-02-23
US5538557A (en) 1996-07-23
DE69405573T2 (en) 1998-02-12
BR9407449A (en) 1996-11-12
JPH08507964A (en) 1996-08-27
CA2168365C (en) 2001-01-16
FI108242B (en) 2001-12-14
KR100291959B1 (en) 2001-06-01
FI960837A (en) 1996-02-23
CA2168365A1 (en) 1995-03-02
JP2726871B2 (en) 1998-03-11
EP0715667B1 (en) 1997-09-10
DE69405573D1 (en) 1997-10-16
WO1995006164A1 (en) 1995-03-02
EP0715667A1 (en) 1996-06-12

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